.ant-layout {
  overflow: hidden;
  width: 100%;
  height: 100%;
}

.ant-space {
  width: 100%;
}

.ant-tree {
  overflow: auto;
  height: 100%;
}

/* ------------------ */
.layout-sider-tree {
  overflow: auto;
  height: 100%;
  background-color: #fff;
}

.line {
  width: 1px;
  height: 100%;
  background-color: #e8e8e8;
}
